static void createSinGraph()
{
var s = new FunctionSeries((x) => Math.Sin(x), 0, 10, 0.1);
var plot = FastPlot.ShowFuncGraph(s, out _);
double a = 1;
var sw = System.Diagnostics.Stopwatch.StartNew();
while (!((Plot)plot).IsDisposed)
{
Thread.Sleep(200);
for (int i = 0; i < s.Points.Count; i++)
{
var p = s.Points[i];
s.Points[i] = new OxyPlot.DataPoint(p.X, Math.Sin(p.X + sw.ElapsedMilliseconds));
}
s.Points.Add(new OxyPlot.DataPoint(s.Points.Last().X + a, a));
//plot.Refresh(s, 0);
plot.Refresh();
a += 0.1;
}
}
/// <summary>
/// Called on each bar update event (incoming tick)
/// </summary>
protected override void OnBarUpdate()
{
double smaValue = SMA(slowPeriod)[0];
double emaValue = EMA(fastPeriod)[0];
// Use this method for calculating your indicator values. Assign a value to each
// plot below by replacing 'Close[0]' with your own formula.
FastPlot.Set(emaValue);
SlowPlot.Set(smaValue);
crossedAgo.Set(calcLastCross(EMA(fastPeriod), SMA(slowPeriod)));
crossedDirection.Set(direction);
}
static void histogramVSkmean()
{
int n = 1000;
//var randVector = RNG.DoubleDist(n);
Func <double, double> f = (x) => Math.Sin(x);
var randVector = Enumerable.Range(0, n).Select(o => f(o / (n / (3 * Math.PI)))).ToArray();
Histogram.ShowHist(randVector, 10);
var kmeanPlot = (Plot)MovingAverage.ShowMovingAverage(randVector, n / 20);
//FastPlot.ShowDynamicGraph(new FunctionSeries((x) => randVector[(int)(x)], 0.0, n-1, 1 - double.Epsilon));
FastPlot.ShowConnectedDots(randVector);
Histogram.PrintHist(randVector);
}
static void sliderWithGraphTest()
{
double a = 1, b = 0;
double func(double x) => Math.Sin(x * a + b);
var plot = FastPlot.ShowFuncGraph(func, 0, 10, out var refrFunc);
var slider = VSlider.RunAsync();
slider.AddWatch <double>(act: a_set, current: 1.0, lower: -10.0, upper: 10.0, delta: 0.1, parser: double.TryParse);
slider.AddWatch <double>(act: b_set, current: 0.0, lower: -10.0, upper: 10.0, delta: 0.1, parser: double.TryParse);
slider.AddWatch <double>(act: b_set, current: 0.0, lower: -10.0, upper: 10.0, delta: 2.1, parser: double.TryParse);
void a_set(double to)
{
a = to; refrFunc(func);
}
void b_set(double to)
{
b = to; refrFunc(func);
}
}
